$ git clone -n https://src.fedoraproject.org/rpms/emacs-agent-shell.git /var/lib/mock/f45-build-8032-372/root/chroot_tmpdir/scmroot/emacs-agent-shell
Cloning into '/var/lib/mock/f45-build-8032-372/root/chroot_tmpdir/scmroot/emacs-agent-shell'...
$ git fetch origin bab831e3788ce54514fd1ed1aab94d58d6ea863b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/emacs-agent-shell
 * [new ref]         bab831e3788ce54514fd1ed1aab94d58d6ea863b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bab831e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild